78169920 (number)

78169920 is an even 8-digits composite number following 78169919 and preceding 78169921. In scientific notation, it is written as 7.8169920 × 10^7. The sum of its digits is 42. It has a total of 10 prime factors and 112 positive divisors. There are 20623360 positive integers (up to 78169920) that are relatively prime to 78169920.

Interesting facts

Basic properties

Name

Name seventy-eight million one hundred sixty-nine thousand nine hundred twenty

Notation

Scientific notation 7.8169920 × 10^7
Engineering notation 7.8169920 × 10^6

Prime Factorization of 78169920

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 5 × 3 × 107 × 761

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 2442810
Product of the distinct prime numbers

The prime factorization of 78169920 is 2 × 2 × 2 × 2 × 2 × 2 × 5 × 3 × 107 × 761. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 78169920)

Multiplication

n×y
n×2 156339840
n×3 234509760
n×4 312679680
n×5 390849600

Division

n÷y
n÷2 39084960
n÷3 26056640
n÷3 19542480
n÷5 15633984

Exponentiation

ny
n2 6110536392806400
n3 4.7766014098276E+23
n4 3.7338655007811E+31
n5 2.9187596748682E+39

Nth Root

y√n
2√n 8841.3754586037
3√n 427.57590389853
4√n 94.028588517555
5√n 37.897270664164

Divisors of 78169920

112 divisors

τ Total Divisors 112
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -78169919
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0089285714285714
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 112
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 78169920 can be divided by 112 positive divisors. The sum of these divisors (counting 78169920) is 1, the average is 0.0089285714285714.

Base conversion 78169920

Base System Value
2 Binary 100101010001100011101000000
3 Ternary 12110002102222020
4 Quaternary 10222030131000
5 Quinary 130002414140
6 Senary 11431241440
8 Octal 452143500
10 Decimal 78169920
12 Duodecimal 22219280
16 Hexadecimal 4a8c740
20 Vigesimal 148b4g0
36 Base36 1ajgao

Cryptographic Hash Functions

md5 d679daced35addf8a7fdb142a79db333
sha1 f358a469f6a714e8a75ba047823694261852159a
sha256 2e89b0b90a4c8d7b4b3e6cbbd309a765b6b075407a38ea4eb433c4449a973fd7
sha512 c4d450d1b15a4fd328c8761f062e45e50258756bb6e5b0b44f26bf123be2e0c74d020d857b1664ab9096dd31acf3d01a9971c50e6cc5d5a9fe7db459af4613c4
ripemd-160 28aca88d614223b65c07fc5bc9edb47733875698

78169920 as geometric shapes

Circle

Radius = n
Diameter 156339840
Circumference 491156092.8074
Area 1.9196816241134E+16

Sphere

Radius = n
Volume 2.0008181197655E+24
Surface area 7.6787264964535E+16
Circumference 491156092.8074

Square

Length = n
Perimeter 312679680
Area 6110536392806400
Diagonal 110548961.03362

Cube

Length = n
Surface area 36663218356838400
Volume 4.7766014098276E+23
Space diagonal 135394273.06359

Equilateral Triangle

Length = n
Perimeter 234509760
Area 2.6459398734598E+15
Altitude 67697136.531797

Triangular Pyramid

Length = n
Surface area 2.6459398734598E+15
Volume 5.6292787465239E+22
Height 36849653.677873